Ac system INFINITI QX4 2001 Factory Service Manual

Remote Controller Battery ReplacementNBEL0118
SEL732W
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MULTI-REMOTE CONTROL SYSTEM
Remote Controller Battery Replacement
EL-293

Component Parts and Harness Connector
Location
NBEL0119
SEL356X
THEFT WARNING SYSTEM
Component Parts and Harness Connector Location
EL-294

System DescriptionNBEL0120DESCRIPTIONNBEL0120S011. Operation FlowNBEL0120S0101
SEL334W
2. Setting The Theft Warning SystemNBEL0120S0102Initial condition
1) Close all doors.
2) Close hood and glass hatch.
Disarmed phase
When the theft warning system is in the disarmed phase, the security indicator lamp blinks every 2.6 seconds.
Pre-armed phase and armed phase
The theft warning system turns into the ªpre-armedº phase when hood, glass hatch and all doors are closed
and the doors are locked by key or multi-remote controller. (The security indicator lamp illuminates.)
After about 30 seconds, the system automatically shifts into the ªarmedº phase (the system is set). (The
security indicator lamp blinks every 2.6 seconds.)
3. Canceling The Set Theft Warning SystemNBEL0120S0103When the following 1) or 2) operation is performed, the armed phase is canceled.
1) Unlock the doors with the key or multi-remote controller.
2) Open the glass hatch with the key.
4. Activating The Alarm Operation of The Theft Warning SystemNBEL0120S0104Make sure the system is in the armed phase. (The security indicator lamp blinks every 2.6 seconds.)
When any of the following operations is performed, the system sounds the horns and flashes the headlamps
for about 50 seconds.
1) Engine hood, glass hatch or any door is opened before unlocking door with key or multi-remote control-
ler.
2) Door is unlocked without using key or multi-remote controller.
3) Disconnecting and connecting the battery connector before canceling armed phase.
POWER SUPPLY AND GROUNDNBEL0120S07Power is supplied at all times
Ithrough 7.5A fuse [No. 24, located in the fuse block (J/B)]
Ito security indicator lamp terminal 1, and
Ito smart entrance control unit terminal 10.
With the ignition switch in the ON or START position, power is supplied
Ithrough 7.5A fuse [No. 11, located in the fuse block (J/B)]
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THEFT WARNING SYSTEM
System Description
EL-295

Ito smart entrance control unit terminal 33.
With the ignition switch in the ACC or ON position, power is supplied
Ithrough 10A fuse [No. 10, located in the fuse block (J/B)]
Ito smart entrance control unit terminal 21.
Ground is supplied
Ito smart entrance control unit terminal 16
Ithrough body grounds M77 and M111.
INITIAL CONDITION TO ACTIVATE THE SYSTEMNBEL0120S02The operation of the theft warning system is controlled by the doors, hood and glass hatch.
To activate the theft warning system, the smart entrance control unit must receive signals indicating the doors,
hood and glass hatch are closed and the doors are locked.
When a door is open, smart entrance control unit terminal 28, 29 or 40 receives a ground signal from each
door switch.
When a door is unlocked, smart entrance control unit terminal 26, 36 or 37 receives a ground signal from ter-
minal 4 of each door unlock sensor or terminal 1 of back door unlock sensor.
When the hood is open, smart entrance control unit terminal 27 receives a ground signal
Ifrom terminal 1 of the hood switch
Ithrough body grounds E13 and E41.
When the glass hatch is open, smart entrance control unit terminal 38 receives a ground signal
Ifrom terminal 1 of the glass hatch switch
Ithrough body grounds D210, B11 and B22.
When the doors are locked with key or multi-remote controller and none of the described conditions exist, the
theft warning system will automatically shift to armed mode.
THEFT WARNING SYSTEM ACTIVATION (WITH KEY OR REMOTE CONTROLLER USED TO
LOCK DOORS)
NBEL0120S03If the key is used to lock doors, terminal 41 receives a ground signal
Ifrom terminal 3 of the key cylinder switch LH
Ithrough back grounds M77 and M111
Ifrom terminal 1 of the back door key cylinder switch
Ithrough body grounds B11, B22 and D210.
If this signal or lock signal from remote controller is received by the smart entrance control unit, the theft
warning system will activate automatically.
Once the theft warning system has been activated, smart entrance control unit terminal 31 supplies ground to
terminal 2 of the security indicator lamp.
The security lamp will illuminate for approximately 30 seconds and then blink.
Now the theft warning system is in armed phase.
THEFT WARNING SYSTEM ALARM OPERATIONNBEL0120S04The theft warning system is triggered by
Iopening a door
Iopening the hood or the glass hatch
Iunlocking door without using the key or multi-remote controller.
Once the theft warning system is in armed phase, if the smart entrance control unit receives a ground signal
at terminal 26, 36, 37 (door unlock sensor), 28, 29, 40 (door switch), 38 (glass hatch switch) or 27 (hood
switch), the theft warning system will be triggered. The headlamps flash and the horn sounds intermittently.
Power is supplied at all times
Ithrough 7.5A fuse (No. 52, located in fuse and fusible link box)
Ito horn relay terminals 1 and 3.
Ithrough 10A fuse (No. 54, located in fuse and fusible link box)
Ito horn relay terminal 6.
When the theft warning system is triggered, ground is supplied intermittently
Ifrom terminal 4 of the smart entrance control unit
Ito headlamp relay LH and RH terminal 2 and
Ifrom terminal 19 of the smart entrance control unit
THEFT WARNING SYSTEM
System Description (Cont'd)
EL-296

Ito horn relay terminal 2.
The headlamps flash and the horn sounds intermittently.
The alarm automatically turns off after 50 seconds but will reactivate if the vehicle is tampered with again.
THEFT WARNING SYSTEM DEACTIVATIONNBEL0120S05To deactivate the theft warning system, a door, the back door or the glass hatch must be unlocked with the
key or remote controller.
When the key is used to unlock the door, smart entrance control unit terminal 30 receives a ground signal
Ifrom terminal 1 of the LH key cylinder switch
Ifrom terminal 2 of the back door key cylinder switch.
When the key is used to open the glass hatch, smart entrance control unit terminal 42 receives a ground sig-
nal from terminal 3 of the back door key cylinder switch.
When the smart entrance control unit receives either one of these signals or unlock signal from remote
controller, the theft warning system is deactivated. (Disarmed phase)
PANIC ALARM OPERATIONNBEL0120S06Multi-remote control system may or may not operate theft warning system (horn and headlamps) as required.
When the multi-remote control system is triggered, ground is supplied intermittently.
Ifrom smart entrance control unit terminal 4
Ito headlamp relay LH and RH terminal 2 and
Ifrom terminal 19 of the smart entrance control unit
Ito horn relay terminal 2.
The headlamp flashes and the horn sounds intermittently.
The alarm automatically turns off after 30 seconds or when smart entrance control unit receives any signal
from multi-remote controller.
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THEFT WARNING SYSTEM
System Description (Cont'd)
EL-297

SchematicNBEL0121
MEL857L
THEFT WARNING SYSTEM
Schematic
EL-298

MEL263M
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THEFT WARNING SYSTEM
Schematic (Cont'd)
EL-299

Wiring Diagram Ð THEFT ÐNBEL0122FIG. 1NBEL0122S01
MEL009O
THEFT WARNING SYSTEM
Wiring Diagram Ð THEFT Ð
EL-300

FIG. 2NBEL0122S02
MEL859L
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THEFT WARNING SYSTEM
Wiring Diagram Ð THEFT Ð (Cont'd)
EL-301

FIG. 3NBEL0122S03
MEL860L
THEFT WARNING SYSTEM
Wiring Diagram Ð THEFT Ð (Cont'd)
EL-302